Orbital elements of SL-8 R/B
| Launched | 26 February 1990 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 20509 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2026 Mar 12 18:57 | 2026 Mar 10 12:27:11 | 82.9523 | 0.00415 | 8.2769 | 255.6524 | 104.0023 | 13.75876 | 5.243 |
| 2026 Mar 11 18:56 | 2026 Mar 10 12:27:11 | 82.9523 | 0.00415 | 8.2769 | 255.6524 | 104.0023 | 13.75876 | 5.243 |
| 2026 Mar 10 18:56 | 2026 Mar 10 12:27:11 | 82.9523 | 0.00415 | 8.2769 | 255.6524 | 104.0023 | 13.75876 | 5.243 |
| 2026 Mar 09 18:56 | 2026 Mar 04 06:21:17 | 82.9536 | 0.00414 | 8.5857 | 273.7011 | 104.0023 | 13.75876 | 5.243 |
| 2026 Mar 08 18:57 | 2026 Mar 04 06:21:17 | 82.9536 | 0.00414 | 8.5857 | 273.7011 | 104.0023 | 13.75876 | 5.243 |
| 2026 Mar 07 18:57 | 2026 Mar 04 06:21:17 | 82.9536 | 0.00414 | 8.5857 | 273.7011 | 104.0023 | 13.75876 | 5.243 |
| 2026 Mar 06 18:56 | 2026 Mar 04 06:21:17 | 82.9536 | 0.00414 | 8.5857 | 273.7011 | 104.0023 | 13.75876 | 5.243 |
| 2026 Mar 05 18:56 | 2026 Mar 04 06:21:17 | 82.9536 | 0.00414 | 8.5857 | 273.7011 | 104.0023 | 13.75876 | 5.243 |
| 2026 Mar 04 18:57 | 2026 Mar 04 06:21:17 | 82.9536 | 0.00414 | 8.5857 | 273.7011 | 104.0023 | 13.75876 | 5.243 |
| 2026 Mar 03 18:56 | 2026 Feb 26 05:29:34 | 82.9547 | 0.00415 | 8.8837 | 291.1199 | 104.0023 | 13.75876 | 5.243 |
| 2026 Mar 02 18:57 | 2026 Feb 26 05:29:34 | 82.9547 | 0.00415 | 8.8837 | 291.1199 | 104.0023 | 13.75876 | 5.243 |
| 2026 Mar 01 18:57 | 2026 Feb 26 05:29:34 | 82.9547 | 0.00415 | 8.8837 | 291.1199 | 104.0023 | 13.75876 | 5.243 |
| 2026 Feb 28 18:56 | 2026 Feb 26 05:29:34 | 82.9547 | 0.00415 | 8.8837 | 291.1199 | 104.0023 | 13.75876 | 5.243 |
| 2026 Feb 27 19:05 | 2026 Feb 26 05:29:34 | 82.9547 | 0.00415 | 8.8837 | 291.1199 | 104.0023 | 13.75876 | 5.243 |
| 2026 Feb 26 20:45 | 2026 Feb 26 05:29:34 | 82.9547 | 0.00415 | 8.8837 | 291.1199 | 104.0023 | 13.75876 | 5.243 |